RO Compact Series Technical Manual
24
Operation and Maintenance
Key:
NO = Normally Open NC = Normally Closed
Inputs:
Inlet Pressure Switch (NO) PS1
Flow Switch (NO) FS1
Pressure Switch (NC) PS2
High Level Float Switch (NO) LSH
Mid Level Float Switch (NO) LSM
Low Level Float Switch (NO) LSL
System Switch (On/O) SW1
RO Production Level Jumper (J1) J1
System Selection Jumper (J2 & J3) J2, J3
Outputs:
Feed Solenoid Valve (NC) (230Vac 50Hz) MV1
Bypass Solenoid Valve (NO) (230Vac 50Hz) MV2
High Pressure Feed Pump (230Vac 50Hz) P1
Distribution Pump (230Vac 50Hz) P2
No Water” Alarm Indicator Lamp IND2
“Change Membrane” Alarm Indicator Lamp IND3
High Pressure Feed Pump (P1) Run Lamp LMP1
Feed Solenoid (Mv1)Valve Lamp LMP2
Distribution Pump
Bypass Valve (P2-Mv2) Lamp LMP3
Display Screen SCRN
Alarm Contact (Dry Contact) AUX
A definition of terms for the system operation inputs and
outputs.
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